1. Hatta, Tatsuo & Fukushima, Takashi, 1979. "The welfare effect of tariff rate reductions in a many country world," Journal of International Economics, Elsevier, vol. 9(4), pages 503-511, November. [Downloadable!] (restricted)
2. Jeffrey A. Frankel & Ernesto Stein & Shang-Jin Wei, 1993. "Continental Trading Blocs: Are They Natural, or Super-Natural?," NBER Working Papers 4588, National Bureau of Economic Research, Inc. [Downloadable!] (restricted)
   Other versions:
   • Jeffrey A. Frankel & Ernesto Stein & Shang-Jin Wei, 1998. "Continental Trading Blocs: Are They Natural or Supernatural?," NBER Chapters, in: The Regionalization of the World Economy, pages 91-120 National Bureau of Economic Research, Inc. [Downloadable!]
3. G. K. Helleiner, 1977. "The Political Economy of Canada's Tariff Structure: An Alternative Model," Canadian Journal of Economics, Canadian Economics Association, vol. 10(2), pages 318-26, May. [Downloadable!] (restricted)
4. McMillan, John & McCann, Ewen, 1981. "Welfare Effects in Customs Unions," Economic Journal, Royal Economic Society, vol. 91(363), pages 697-703, September. [Downloadable!] (restricted)
5. Trefler, Daniel, 1993. "Trade Liberalization and the Theory of Endogenous Protection: An Econometric Study of U.S. Import Policy," Journal of Political Economy, University of Chicago Press, vol. 101(1), pages 138-60, February. [Downloadable!] (restricted)
6. Kowalczyk, Carsten & Sjostrom, Tomas, 1994. "Bringing GATT into the Core," Economica, London School of Economics and Political Science, vol. 61(243), pages 301-17, August. [Downloadable!] (restricted)
   Other versions:
   • Carsten Kowalczyk & Tomas Sjostrom, 1993. "Bringing GATT into the Core," NBER Working Papers 4343, National Bureau of Economic Research, Inc. [Downloadable!] (restricted)
7. Bond, E.W. & Syropoulos, C., 1993. "Optimality and Stability of Regional Trading Blocs," Discussion Papers 93-11, Department of Economics, University of Birmingham.
   Other versions:
   • Bond, E.W. & Syropoulos, C., 1993. "Optimality and Stability of Regional Trading Blocs," Papers 5-93-2, Pennsylvania State - Department of Economics.
8. Bale, Malcolm D., 1977. "United States concessions in the Kennedy Round and short-run labour adjustment costs : Further evidence," Journal of International Economics, Elsevier, vol. 7(2), pages 145-148, May. [Downloadable!] (restricted)
9. Kyle Bagwell & Robert Staiger, 1994. "Multilateral Tariff Cooperation During the Formation of Regional Free Trade Areas," International Trade 9410001, EconWPA. [Downloadable!]
   Other versions:
   • Kyle Bagwell & Robert W. Staiger, 1993. "Multilateral Tarriff Cooperation During the Formation of Regional Free Trade Areas," NBER Working Papers 4364, National Bureau of Economic Research, Inc. [Downloadable!] (restricted)
10. Jeffrey A. Frankel, 1993. "Is Japan Creating a Yen Bloc in East Asia and the Pacific?," NBER Chapters, in: Regionalism and Rivalry: Japan and the United States in Pacific Asia, pages 53-88 National Bureau of Economic Research, Inc. [Downloadable!]
    Other versions:
    • Jeffrey A. Frankel., 1993. "Is Japan Creating a Yen Bloc in East Asia and the Pacific?," Center for International and Development Economics Research (CIDER) Working Papers C93-007, University of California at Berkeley.
    • Jeffrey A. Frankel, 1995. "Is Japan Creating a Yen Bloc in East Asia and the Pacific?," NBER Working Papers 4050, National Bureau of Economic Research, Inc. [Downloadable!] (restricted)
    • Jeffrey A. Frankel, 1992. "Is Japan creating a yen block in East Asia and the Pacific?," Pacific Basin Working Paper Series 92-09, Federal Reserve Bank of San Francisco.
11. Kowalczyk, Carsten, 1989. "Trade Negotiations and World Welfare," American Economic Review, American Economic Association, vol. 79(3), pages 552-59, June. [Downloadable!] (restricted)
12. John Kennan & Raymond Riezman, 1990. "Optimal Tariff Equilibria with Customs Unions," Canadian Journal of Economics, Canadian Economics Association, vol. 23(1), pages 70-83, February. [Downloadable!] (restricted)
13. Paul Krugman, 1989. "Is Bilateralism Bad?," NBER Working Papers 2972, National Bureau of Economic Research, Inc. [Downloadable!] (restricted)
14. Cheh, John H., 1974. "United States concessions in the Kennedy Round and short-run labor adjustment costs," Journal of International Economics, Elsevier, vol. 4(4), pages 323-340, November. [Downloadable!] (restricted)
15. Richardson, Martin, 1995. "Tariff revenue competition in a free trade area," European Economic Review, Elsevier, vol. 39(7), pages 1429-1437, August. [Downloadable!] (restricted)
16. Jong-Wha Lee & Phillip Swagel, 1994. "Trade barriers and trade flows across countries and industries," International Finance Discussion Papers 476, Board of Governors of the Federal Reserve System (U.S.). [Downloadable!]
    Other versions:
    • Jong-Wha Lee & Phillip Swagel, 1994. "Trade Barriers and Trade Flows across Countries and Industries," NBER Working Papers 4799, National Bureau of Economic Research, Inc. [Downloadable!] (restricted)
    • Jong-Wha Lee & Phillip Swagel, 2000. "Trade Barriers And Trade Flows Across Countries And Industries," The Review of Economics and Statistics, MIT Press, vol. 79(3), pages 372-382, August. [Downloadable!] (restricted)
17. Lopez, Ramon & Panagariya, Arvind, 1992. "On the Theory of Piecemeal Tariff Reform: The Case of Pure Imported Intermediate Inputs," American Economic Review, American Economic Association, vol. 82(3), pages 615-25, June. [Downloadable!] (restricted)
18. Kemp, Murray C. & Wan, Henry Jr., 1976. "An elementary proposition concerning the formation of customs unions," Journal of International Economics, Elsevier, vol. 6(1), pages 95-97, February. [Downloadable!] (restricted)
19. Levy, Philip I, 1997. "A Political-Economic Analysis of Free-Trade Agreements," American Economic Review, American Economic Association, vol. 87(4), pages 506-19, September. [Downloadable!] (restricted)
20. Fukushima, Takashi & Kim, Namdoo, 1989. "Welfare improving tariff changes : A case of many goods and countries," Journal of International Economics, Elsevier, vol. 26(3-4), pages 383-388, May. [Downloadable!] (restricted)

Cited by:
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1. Michael W. Klein & Scott Schuh & Robert K. Triest, 2002. "Job creation, job destruction, and international competition: job flows and trade: the case of NAFTA," Working Papers 02-8, Federal Reserve Bank of Boston. [Downloadable!]
2. Alejandro Castañeda, 2003. "Mexican manufacturing markups: procyclical behavior and the impact of trade liberalization," Economia Mexicana NUEVA EPOCA, , vol. 0(2), pages 209-230, July-Dece. [Downloadable!]
3. Arvind Panagariya, 2003. "The Regionalism Debate: An Overview," International Trade 0309007, EconWPA. [Downloadable!]
   Other versions:
   • Arvind Panagariya, 1999. "The Regionalism Debate: An Overview," The World Economy, Blackwell Publishing, vol. 22(4), pages 477-512, 06. [Downloadable!] (restricted)
4. Hideo Konishi & Carsten Kowalczyk & Tomas Sjostrom, 2003. "Free Trade, Customs Unions, and Transfers," Boston College Working Papers in Economics 568, Boston College Department of Economics. [Downloadable!]
5. Robert C. Feenstra, 1997. "U.S. Exports, 1972-1994: With State Exports and Other U.S. Data," NBER Working Papers 5990, National Bureau of Economic Research, Inc. [Downloadable!] (restricted)
6. Antoni Estevadeordal & Caroline Freund & Emanuel Ornelas, 2008. "Does Regionalism Affect Trade Liberalization Towards Non-Members?," CEP Discussion Papers dp0868, Centre for Economic Performance, LSE. [Downloadable!]
   Other versions:
   • Estevadeordal, Antoni & Freund, Caroline & Ornelas, Emanuel, 2008. "Does regionalism affect trade liberalization toward non-members ?," Policy Research Working Paper Series 4751, The World Bank. [Downloadable!]
   • Antoni Estevadeordal & Caroline Freund & Emanuel Ornelas, 2008. "Does Regionalism Affect Trade Liberalization toward NonMembers?," The Quarterly Journal of Economics, MIT Press, vol. 123(4), pages 1531-1575, November. [Downloadable!] (restricted)
7. Carsten Kowalczyk & Raymond Riezman, 2009. "Trade Agreements," CESifo Working Paper Series CESifo Working Paper No. , CESifo Group Munich. [Downloadable!]
8. Freund, Caroline, 2003. "Reciprocity in free trade agreements," Policy Research Working Paper Series 3061, The World Bank. [Downloadable!]
   Other versions:
   • Caroline Freund, 2004. "Reciprocity in Free Trade Agreements," Working Papers Central Bank of Chile 279, Central Bank of Chile. [Downloadable!]
9. M. Ayhan Kose & Guy Meredith & Christopher M. Towe, 2004. "How Has NAFTA Affected the Mexican Economy? Review and Evidence," IMF Working Papers 04/59, International Monetary Fund. [Downloadable!]
10. Iacovone, Leonardo, 2009. "The better you are the stronger it makes you : evidence on the asymmetric impact of liberalization," Policy Research Working Paper Series 4930, The World Bank. [Downloadable!]
11. James E. Anderson & Eric van Wincoop, 2001. "Borders, Trade and Welfare," Boston College Working Papers in Economics 508, Boston College Department of Economics. [Downloadable!]
    Other versions:
    • James E. Anderson & Eric van Wincoop, 2001. "Borders, Trade and Welfare," NBER Working Papers 8515, National Bureau of Economic Research, Inc. [Downloadable!] (restricted)